Operation Support Systems
Directory Listing Inquiry System (DLIS)
Accessing the Directory Listing Inquiry System (DLIS) enables CLECs to review directory listing information prior to and subsequent to submitting directory listing orders to CenturyLink for processing.
Facility Based Directory Listings (FBDL)
The Facility-Based CLEC Directory Listings web page describes processes and business rules for working with CLECs to establish and maintain listing information within service areas.
Last Update: September 4, 2012